You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@systemml.apache.org by "LI Guobao (JIRA)" <ji...@apache.org> on 2018/06/18 09:46:00 UTC
[jira] [Closed] (SYSTEMML-2367) Extend scheme Disjoint_Random
[ https://issues.apache.org/jira/browse/SYSTEMML-2367?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
LI Guobao closed SYSTEMML-2367.
-------------------------------
> Extend scheme Disjoint_Random
> -----------------------------
>
> Key: SYSTEMML-2367
> URL: https://issues.apache.org/jira/browse/SYSTEMML-2367
> Project: SystemML
> Issue Type: Sub-task
> Reporter: LI Guobao
> Assignee: LI Guobao
> Priority: Major
> Fix For: SystemML 1.2
>
>
> It aims to extend the scheme of data partition.
> * Disjoint_Random: for each worker, use a permutation multiply {{P[beg:end,] %*% X}}, where P is constructed for example with {{P=table(seq(1,nrow(X)),sample(nrow(X), nrow(X)))}}, i.e., sampling without replacement to ensure disjointness
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)